KS · State directory
Kansas ADU rules
Official accessory dwelling unit regulations for 14 jurisdictions in Kansas, plus statewide law.
Not sure which city yet?
We have read the ordinances for 14 Kansas cities and lined them up side by side: detached vs internal, size limits, owner occupancy, and approval process.
Statewide ADU law
Kansas has state-level ADU legislation that applies across local jurisdictions. Local rules below may add requirements on top of state law.
- kslegislature.govOfficial sourceVerified October 2026https://kslegislature.gov/b2025_26/bills/download/?apn=b2025_26/year2/ready_for_publication/sb_418/sb418_enrolled.pdf
- kslegislature.govOfficial sourceVerified October 2026https://kslegislature.gov/b2025_26/bills/sb418/
- kslegislature.govOfficial sourceVerified October 2026https://kslegislature.gov/b2025_26/bills/download/?apn=b2025_26/ds_docs_li/summary_sb_418_2026.pdf
Cities
Hutchinson2 sources · verified October 2026Kansas City4 sources · verified October 2026Lawrence3 sources · verified October 2026Leavenworth3 sources · verified October 2026Leawood3 sources · verified October 2026Lenexa3 sources · verified October 2026Manhattan4 sources · verified October 2026Olathe2 sources · verified October 2026Overland Park3 sources · verified October 2026Prairie Village3 sources · verified October 2026Salina3 sources · verified October 2026Shawnee4 sources · verified October 2026Topeka3 sources · verified October 2026Wichita3 sources · verified October 2026
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